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noritz
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  1. Plumbing
    folks, can i get some feedback on experiences with natural gas 'condensing' tankless water heaters? i need one of the bigger units, 199,000btuh, to handle about 3showers, worst case, in northern nj (they say winter water temp = 45deg), and if i assume 120F output, that's a 75deg rise. if all...
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